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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_X64. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_X64. |
6 #if defined(TARGET_ARCH_X64) | 6 #if defined(TARGET_ARCH_X64) |
7 | 7 |
8 #include "vm/intermediate_language.h" | 8 #include "vm/intermediate_language.h" |
9 | 9 |
10 #include "vm/dart_entry.h" | 10 #include "vm/dart_entry.h" |
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2283 | 2283 |
2284 __ LoadImmediate(R10, Immediate(num_context_variables()), PP); | 2284 __ LoadImmediate(R10, Immediate(num_context_variables()), PP); |
2285 const ExternalLabel label(stub_code->AllocateContextEntryPoint()); | 2285 const ExternalLabel label(stub_code->AllocateContextEntryPoint()); |
2286 compiler->GenerateCall(token_pos(), | 2286 compiler->GenerateCall(token_pos(), |
2287 &label, | 2287 &label, |
2288 RawPcDescriptors::kOther, | 2288 RawPcDescriptors::kOther, |
2289 locs()); | 2289 locs()); |
2290 } | 2290 } |
2291 | 2291 |
2292 | 2292 |
| 2293 LocationSummary* InitStaticFieldInstr::MakeLocationSummary(Isolate* isolate, |
| 2294 bool opt) const { |
| 2295 const intptr_t kNumInputs = 1; |
| 2296 const intptr_t kNumTemps = 1; |
| 2297 LocationSummary* locs = new(isolate) LocationSummary( |
| 2298 isolate, kNumInputs, kNumTemps, LocationSummary::kCall); |
| 2299 locs->set_in(0, Location::RegisterLocation(RAX)); |
| 2300 locs->set_temp(0, Location::RegisterLocation(RCX)); |
| 2301 return locs; |
| 2302 } |
| 2303 |
| 2304 |
| 2305 void InitStaticFieldInstr::EmitNativeCode(FlowGraphCompiler* compiler) { |
| 2306 Register field = locs()->in(0).reg(); |
| 2307 Register temp = locs()->temp(0).reg(); |
| 2308 |
| 2309 Label call_runtime, no_call; |
| 2310 |
| 2311 __ movq(temp, FieldAddress(field, Field::value_offset())); |
| 2312 __ CompareObject(temp, Object::sentinel(), PP); |
| 2313 __ j(EQUAL, &call_runtime); |
| 2314 |
| 2315 __ CompareObject(temp, Object::transition_sentinel(), PP); |
| 2316 __ j(NOT_EQUAL, &no_call); |
| 2317 |
| 2318 __ Bind(&call_runtime); |
| 2319 __ PushObject(Object::null_object(), PP); // Make room for (unused) result. |
| 2320 __ pushq(field); |
| 2321 compiler->GenerateRuntimeCall(token_pos(), |
| 2322 deopt_id(), |
| 2323 kInitStaticFieldRuntimeEntry, |
| 2324 1, |
| 2325 locs()); |
| 2326 __ Drop(2); // Remove argument and unused result. |
| 2327 __ Bind(&no_call); |
| 2328 } |
| 2329 |
| 2330 |
2293 LocationSummary* CloneContextInstr::MakeLocationSummary(Isolate* isolate, | 2331 LocationSummary* CloneContextInstr::MakeLocationSummary(Isolate* isolate, |
2294 bool opt) const { | 2332 bool opt) const { |
2295 const intptr_t kNumInputs = 1; | 2333 const intptr_t kNumInputs = 1; |
2296 const intptr_t kNumTemps = 0; | 2334 const intptr_t kNumTemps = 0; |
2297 LocationSummary* locs = new(isolate) LocationSummary( | 2335 LocationSummary* locs = new(isolate) LocationSummary( |
2298 isolate, kNumInputs, kNumTemps, LocationSummary::kCall); | 2336 isolate, kNumInputs, kNumTemps, LocationSummary::kCall); |
2299 locs->set_in(0, Location::RegisterLocation(RAX)); | 2337 locs->set_in(0, Location::RegisterLocation(RAX)); |
2300 locs->set_out(0, Location::RegisterLocation(RAX)); | 2338 locs->set_out(0, Location::RegisterLocation(RAX)); |
2301 return locs; | 2339 return locs; |
2302 } | 2340 } |
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5862 __ movq(R10, Immediate(kInvalidObjectPointer)); | 5900 __ movq(R10, Immediate(kInvalidObjectPointer)); |
5863 __ movq(RBX, Immediate(kInvalidObjectPointer)); | 5901 __ movq(RBX, Immediate(kInvalidObjectPointer)); |
5864 #endif | 5902 #endif |
5865 } | 5903 } |
5866 | 5904 |
5867 } // namespace dart | 5905 } // namespace dart |
5868 | 5906 |
5869 #undef __ | 5907 #undef __ |
5870 | 5908 |
5871 #endif // defined TARGET_ARCH_X64 | 5909 #endif // defined TARGET_ARCH_X64 |
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